Prothena shares owned by Zurcher Kantonalbank
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Zurcher Kantonalbank
from 13F filings
Historical chart of Zurcher Kantonalbank investment in Prothena
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All positions including Prothena held by Zurcher Kantonalbank consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Prothena by Zurcher Kantonalbank
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-03-31 | $224k | 9.1k | 24.77 |
| 2023-12-31 | $348k | 9.6k | 36.34 |
| 2023-09-30 | $360k | 7.5k | 48.25 |
| 2023-06-30 | $455k | 6.7k | 68.28 |
| 2023-03-31 | $281k | 5.8k | 48.47 |
| 2022-12-31 | $325k | 5.4k | 60.25 |
| 2022-09-30 | $255k | 4.2k | 60.60 |
| 2022-06-30 | $190k | 7.0k | 27.12 |
| 2022-03-31 | $256k | 7.0k | 36.54 |
| 2021-12-31 | $406k | 8.2k | 49.36 |
| 2021-09-30 | $343k | 4.8k | 71.29 |
| 2021-06-30 | $107k | 2.1k | 51.27 |
| 2021-03-31 | $52k | 2.1k | 24.92 |
| 2020-12-31 | $25k | 2.1k | 11.98 |
| 2020-09-30 | $21k | 2.1k | 10.06 |
| 2020-06-30 | $22k | 2.1k | 10.54 |
| 2020-03-31 | $22k | 2.1k | 10.54 |
| 2019-12-31 | $33k | 2.1k | 15.81 |
| 2019-09-30 | $16k | 2.1k | 7.67 |
| 2019-06-30 | $22k | 2.1k | 10.54 |
| 2019-03-31 | $25k | 2.1k | 11.98 |
| 2018-12-31 | $33k | 3.2k | 10.31 |
| 2018-09-30 | $42k | 3.2k | 13.12 |
| 2018-06-30 | $47k | 3.2k | 14.69 |
| 2018-03-31 | $117k | 3.2k | 36.56 |
| 2017-12-31 | $120k | 3.2k | 37.50 |
| 2017-09-30 | $154k | 2.4k | 64.84 |
| 2017-06-30 | $129k | 2.4k | 54.32 |
| 2017-03-31 | $46k | 826 | 55.69 |
| 2016-12-31 | $41k | 826 | 49.64 |
| 2016-09-30 | $50k | 826 | 60.53 |
| 2016-06-30 | $25k | 709 | 35.26 |
| 2016-03-31 | $29k | 709 | 40.90 |
| 2015-12-31 | $48k | 709 | 67.70 |
| 2015-09-30 | $14k | 319 | 43.89 |
| 2015-06-30 | $9.0k | 172 | 52.33 |